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VG1921281

1. Built-in controller NO controller
2. + 5V single power supply
3. 1/128 duty cycle
4. LED B/L pins: A/K, or 9/10, 13/14
5. Backlight: LED Edge BL
6. Option: External Negative Voltage

Item Standard Value Unit
Module Dimension 98.0 x 86.0 mm
Viewing Area 77.0 x 54.0 mm
Active Area 71.0 x 47.32 mm
Dot Size 0.33 x 0.33 mm
Dot Pitch 0.37 x 0.37 mm
Item Symbol Condition Typical Value Unit
Input Voltage VDD 25℃ 5.0 V
Supply Current IDD VDD = +5V 4.0 mA
LCD Driving Voltage VDD - VO 25℃ 13.0 V
LED Forward Voltage Vf 25℃ 4.0 V
LED Forward Current If 25℃ 110 mA
Pin Symbol Function
1 DB3 Data bus line
2 DB2 Data bus line
3 FLM Scan start-up signal
4 M AC Alternative Signal(M Signal)
5 LP(CL1) Data latch pulse
6 CP(CL2) Data latch pulse
7 DB1 Data bus line
8 DB0 Data bus line
9 VDD Power supply ( +5 V )
10 VSS GND
11 VO Voltage level for LCD contrast adjustment: Input -8V
12 FG Frame ground
13 A Power supply for B/L (+)
14 K Power supply for B/L (-)

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